/*

    ......... 2015 Ivan Mahonin

    This program is free software: you can redistribute it and/or modify

    it under the terms of the GNU General Public License as published by

    the Free Software Foundation, either version 3 of the License, or

    (at your option) any later version.

    This program is distributed in the hope that it will be useful,

    but WITHOUT ANY WARRANTY; without even the implied warranty of

    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License

    along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

#include <GL/gl.h>

#include <GL/glext.h>

#include <GL/glx.h>

#include "rendersw.h"

class Shaders {

private:

	GLuint simple_vertex_id;

	GLuint simpleProgramId;

	GLuint color_fragment_id;

	GLuint colorProgramId;

	GLint colorUniform;

	Shaders();

	~Shaders();

	static Shaders *instance;

	void check_shader(GLuint id, const char *src);

	void check_program(GLuint id, const char *name);

public:

	static void initialize();

	static void deinitialize();

	static void simple();

	static void color(const Color &c);

};